Home / 37,390.64-56,073.83-12,423.99

Finding the Fourth Proportional to 37,390.64, 56,073.83 and 12,423.99

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Solution

The fourth proportional to 37,390.64, 56,073.83 and 12,423.99 is: 18,631.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,390.64 : 56,073.83 = 12,423.99 : x
  2. Step 2: Convert to fraction form
    37,390.64/56,073.83 = 12,423.99/x
  3. Step 3: Cross multiply
    37,390.64x = 56,073.83 × 12,423.99
  4. Step 4: Simplify right side
    37,390.64x = 696,660,360.69
  5. Step 5: Solve for x
    x = 696,660,360.69/37,390.64
  6. Step 6: Final answer
    x = 18,631.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.